# Periphery

- [Executor](/the-protocol/periphery/executor.md)
- [OracleRegistry](/the-protocol/periphery/oracleregistry.md)
- [IExecutor](/the-protocol/periphery/iexecutor.md)
- [IOracleRegistry](/the-protocol/periphery/ioracleregistry.md)
- [HooksLibrary](/the-protocol/periphery/hookslibrary.md)